US2950426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Capacitor for conductive liquids
Assignee: Simmonds Precision Products Inc
•
Filing: 1956-06-26
•
Granted: 1960-08-23
•
Expires: 1976-06-26
Abstract
No abstract record available.
Inventors
- 👤 Frome Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:30
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/22; G01F23/26; G01F23/263
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1873236A
Cited
GB458710A
Cited
US2581085A
Cited
US2529015A
Cited
FR938646A
Cited
US2741124A
Cited
FR1035712A
Cited
US2699523A
Cited
US2754478A
Cited
US2718620A
Cited
US2752543A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-23 | 1964-02-22 | 1964-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-23 | 1968-02-22 | 1968-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-23 | 1972-02-22 | 1972-08-23 | $7700.00 | Window Closed / Lapsed |